Biogas contains high percentage of_____.

Which of the following alloys contains highest percentage of copper?

A strain of "golden" rice contains high contents of

Biogas formation is by

Silk is a product of_____.

State whether True of False: Water hyacinth is a good source of bio-gas as it contains high amount of oxygen.

Sugar is an example of_____.

Blood analysis of a patient reveals an unusually high quantity of carboxyhemoglobin content. Which of the following conclusion is the most likely to be correct? The patient has been inhaling poliuted air containing unusually high content of

what is biogas? What are the different stage of biogas production with proper schematic representation.

Biogas mainly consist of